<?php
header("content-type:text/html; charset=utf-8");

class Car{
      private $carMode;
	  private $carBand;
	  private $weight;
	  private $speed;

 function Car($m, $b,$w,$s){
 	$this->carMode = $m;
 	$this->carBand = $b;
 	$this->weight  = $w;
 	$this->speed   = $s;
 }

 function getWeight(){
 	return $this->weight;
 }
 function getSpeed(){
 	return $this->speed;
 }
}

$car1 = new Car("捷达","大众",1.5,160);
print_r($car1);
echo $car1->getSpeed();
echo $car1->getWeight();